level of mediator of RNA polymerase II transcription subunit 20 (human) in cerebrospinal fluid (Ontology of Biological Attributes id OBA_2081034) is the amount of a mediator of RNA polymerase II transcription subunit 20 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid mediator of RNA polymerase II transcription subunit 20 (human) amount.